The median sold price for condos in South Boston during September 2025 was $775,000. Other available data from October 2025 shows a range of sales prices, from $152,500 for a studio to over $1.5 million for larger units.

South Boston condo market summary for October 2025

Active market: Fall 2025 is considered one of the most balanced markets in years for Boston buyers, with more inventory and stabilizing prices compared to the previous year.
Days on market: The median time on the market for condos in Greater Boston in September was 22 days, a 10% increase year-over-year.
Increased inventory: Active condo inventory increased by 26.3% year-over-year in September 2025 across Greater Boston.

Recently sold South Boston condos in October 2025

$1,190,000:
170 W Broadway #410
2 beds, 2.5 baths, 1,495 sq ft. Sold on October 30, 2025.
$950,000:
110 O St #7
2 beds, 2 baths, 936 sq ft. Sold on October 30, 2025.
$660,000:
823 E 6th St #3 2 beds, 2 baths, 1,005 sq ft. Sold on October 31, 2025.
$1,090,000:
405 W 1st St #101
2 beds, 2 baths, 1,667 sq ft. Sold on October 24, 2025.
$589,000:
15 I St #3
1 bed, 1 bath, 671 sq ft. Sold on October 21, 2025.
$794,000:
150 W Broadway #314
2 beds, 1.5 baths, 930 sq ft. Sold on October 8, 2025.
$1,640,000:
280 W 5th St #201
3 beds, 2.5 baths, 1,770 sq ft. Sold on October 6, 2025.
$152,500:
404 K St #8
Studio, 200 sq ft. Sold on October 1, 2025.